[Features]· Special grind stones with a ceramic fiber cutting edge. A product lineup is available with a wide range of sizes and particle sizes.· This grind stone is more resistant to impact, breakage, and bending than ordinary stick whetstones.· Through the blending of diamond abrasive grains, a higher grinding ability than conventional fiber stones is obtained, making the grinding of hard-to-cut materials possible. [Applications]· Compatible materials: ceramics, glass, tool steel, alloy steel, cemented carbide, cermet, general steel, stainless steel